\sqrt{2a}\cdot \sqrt{14a^3}\cdot \sqrt{5a} sorry couldnt put in the actually signs

2a^2\sqrt{35a}

Step-by-step explanation:

 I hope this helped

0.16 or 16%

step-by-step explanation:

lets take a coin for example.

if you toss it twice, it has a 1/4 chance of landing on heads both times because 1/2 * 1/2 is 1/4.

with the cards, the chance of picking dog is 0.4. having two people pick one is like picking a card twice in a row. so 0.4 * 0.4 is 0.16, or 16%

step-by-step explanation: